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JeffreyMFarley/gray_code.py

Created December 16, 2015 20:13
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gray_code.py
def genGrayCode(n):
if n == 1:
return ['0', '1']
else:
lastCode = genGrayCode(n - 1)
rLastCode = lastCode[:]
rLastCode.reverse()
lastCode = ['0' + x for x in lastCode]
rLastCode = ['1' + x for x in rLastCode]
return lastCode + rLastCode
for i, code in enumerate(genGrayCode(8)):
print(i, int(code, 2))
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